./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label11.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c38af084ab1ff080e67efd19fcc07a2053be62da ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label11.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c38af084ab1ff080e67efd19fcc07a2053be62da ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:12,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:12,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:12,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:12,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:12,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:12,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:12,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:12,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:12,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:12,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:12,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:12,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:12,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:12,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:12,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:12,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:12,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:12,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:12,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:12,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:12,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:12,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:12,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:12,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:12,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:12,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:12,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:12,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:12,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:12,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:12,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:12,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:12,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:12,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:12,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:12,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:12,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:12,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:12,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:12,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:12,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:12,974 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:12,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:12,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:12,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:12,981 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:12,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:12,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:12,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:12,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:12,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:12,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:12,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:12,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:12,989 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:12,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:12,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:12,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:12,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:12,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:12,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:12,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:12,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:12,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:12,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:12,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:12,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:12,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:12,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:12,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:12,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c38af084ab1ff080e67efd19fcc07a2053be62da [2019-11-24 20:52:13,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:13,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:13,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:13,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:13,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:13,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-24 20:52:13,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec526af45/dd312b1e920a4ce49a0d3da73f7135f1/FLAG409e67478 [2019-11-24 20:52:15,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:15,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-24 20:52:15,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec526af45/dd312b1e920a4ce49a0d3da73f7135f1/FLAG409e67478 [2019-11-24 20:52:15,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec526af45/dd312b1e920a4ce49a0d3da73f7135f1 [2019-11-24 20:52:15,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:15,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:15,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:15,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:15,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:15,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15, skipping insertion in model container [2019-11-24 20:52:15,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:15,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:18,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:18,701 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:20,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:20,125 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:20,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20 WrapperNode [2019-11-24 20:52:20,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:20,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:20,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:20,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:20,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:20,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:21,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:21,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:21,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:21,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:22,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:22,496 INFO L168 Benchmark]: Toolchain (without parser) took 6969.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 911.8 MB in the end (delta: 38.4 MB). Peak memory consumption was 317.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,499 INFO L168 Benchmark]: CDTParser took 2.83 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:22,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4600.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 898.05 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,509 INFO L168 Benchmark]: Boogie Preprocessor took 1455.30 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.8 MB in the end (delta: -159.7 MB). Peak memory consumption was 119.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,519 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4600.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 898.05 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1455.30 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.8 MB in the end (delta: -159.7 MB). Peak memory consumption was 119.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:26,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:26,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:26,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:26,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:26,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:26,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:26,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:26,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:26,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:26,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:26,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:26,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:26,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:26,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:26,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:26,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:26,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:26,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:26,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:26,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:26,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:26,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:26,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:26,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:26,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:26,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:26,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:26,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:26,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:26,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:26,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:26,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:26,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:26,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:26,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:26,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:26,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:26,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:26,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:26,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:26,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:26,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:26,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:26,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:26,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:26,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:26,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:26,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:26,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:26,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:26,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:26,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:26,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:26,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:26,827 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:26,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:26,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:26,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:26,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:26,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:26,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:26,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:26,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:26,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:26,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:26,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:26,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:26,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:26,835 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:26,836 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:26,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:26,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:26,838 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c38af084ab1ff080e67efd19fcc07a2053be62da [2019-11-24 20:52:27,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:27,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:27,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:27,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:27,463 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:27,466 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-24 20:52:27,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b25622e/962e3d420a034eef8548f67762bcd47a/FLAG8a6800c43 [2019-11-24 20:52:29,256 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:29,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-24 20:52:29,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b25622e/962e3d420a034eef8548f67762bcd47a/FLAG8a6800c43 [2019-11-24 20:52:29,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b25622e/962e3d420a034eef8548f67762bcd47a [2019-11-24 20:52:29,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:29,378 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:29,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:29,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:29,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:29,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:29" (1/1) ... [2019-11-24 20:52:29,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:29, skipping insertion in model container [2019-11-24 20:52:29,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:29" (1/1) ... [2019-11-24 20:52:29,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:29,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:33,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:33,091 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:34,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:34,625 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:34,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34 WrapperNode [2019-11-24 20:52:34,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:34,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:34,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:34,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:34,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:34,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:35,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:35,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:35,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:35,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:34" (1/1) ... [2019-11-24 20:52:35,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:35,696 INFO L168 Benchmark]: Toolchain (without parser) took 6312.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 717.7 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:35,698 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:35,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5244.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 780.8 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:36,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 571.80 ms. Allocated memory is still 1.0 GB. Free memory was 780.8 MB in the beginning and 746.2 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:36,210 INFO L168 Benchmark]: Boogie Preprocessor took 485.78 ms. Allocated memory is still 1.0 GB. Free memory was 746.2 MB in the beginning and 717.7 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:36,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5244.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 780.8 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 571.80 ms. Allocated memory is still 1.0 GB. Free memory was 780.8 MB in the beginning and 746.2 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 485.78 ms. Allocated memory is still 1.0 GB. Free memory was 746.2 MB in the beginning and 717.7 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...